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发明名称
MEJORAS INTRODUCIDAS EN
摘要
申请公布号
ES161816(A2)
申请公布日期
1944.03.01
申请号
ES19160001618
申请日期
1943.06.02
申请人
VIUDA E HIJOS DE SARASQUETA
发明人
分类号
(IPC1-7):F41
主分类号
(IPC1-7):F41
代理机构
代理人
主权项
地址
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